GB646920A - Improvements in or relating to a noise reduction system for radio receivers - Google Patents

Improvements in or relating to a noise reduction system for radio receivers

Info

Publication number
GB646920A
GB646920A GB10963/47A GB1096347A GB646920A GB 646920 A GB646920 A GB 646920A GB 10963/47 A GB10963/47 A GB 10963/47A GB 1096347 A GB1096347 A GB 1096347A GB 646920 A GB646920 A GB 646920A
Authority
GB
United Kingdom
Prior art keywords
diode
noise
point
condenser
per cent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB10963/47A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COLONIAL RADIO CORP
Original Assignee
COLONIAL RADIO CORP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by COLONIAL RADIO CORP filed Critical COLONIAL RADIO CORP
Publication of GB646920A publication Critical patent/GB646920A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated

Landscapes

  • Noise Elimination (AREA)
GB10963/47A 1944-06-29 1947-04-24 Improvements in or relating to a noise reduction system for radio receivers Expired GB646920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US542739A US2422976A (en) 1944-06-29 1944-06-29 Noise reducer for amplitude modulation reception

Publications (1)

Publication Number Publication Date
GB646920A true GB646920A (en) 1950-11-29

Family

ID=24165090

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10963/47A Expired GB646920A (en) 1944-06-29 1947-04-24 Improvements in or relating to a noise reduction system for radio receivers

Country Status (3)

Country Link
US (1) US2422976A (enrdf_load_stackoverflow)
GB (1) GB646920A (enrdf_load_stackoverflow)
NL (1) NL75416C (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2621290A (en) * 1947-03-29 1952-12-09 Gilbert J C Andresen Limiter system
US2586190A (en) * 1947-07-23 1952-02-19 Wasmansdorff Carlton Radio receiver noise reducing circuit
US2668233A (en) * 1948-07-19 1954-02-02 Sylvania Electric Prod Automatic noise limiter
US2710310A (en) * 1948-11-20 1955-06-07 Sylvania Electric Prod Variable level synchronizing signal clipper
US2673294A (en) * 1951-08-10 1954-03-23 Ca Nat Research Council Discriminator circuit
US2771549A (en) * 1955-02-10 1956-11-20 Collins Radio Co Signal receiving circuit
US3064197A (en) * 1960-09-20 1962-11-13 Collins Radio Co Automatic noise limiter circuit
US3234334A (en) * 1962-12-14 1966-02-08 Sherwood Electronic Lab Inc Fm stereo-multiplex receiving system
US4042883A (en) * 1976-03-25 1977-08-16 Motorola, Inc. Automatic noise limiter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2172922A (en) * 1936-04-04 1939-09-12 E H Scott Automatic noise suppressor
US2129027A (en) * 1936-05-19 1938-09-06 Rca Corp Receiver noise limiting circuit
US2135949A (en) * 1937-06-17 1938-11-08 Rca Corp Noise suppressor circuit
US2216517A (en) * 1937-09-21 1940-10-01 Rca Corp Noise suppression circuits
US2192189A (en) * 1938-03-12 1940-03-05 Philip M Haffcke Static limitation in radio receivers
US2231371A (en) * 1939-01-04 1941-02-11 Rca Corp Noise suppression circuit
US2208398A (en) * 1939-02-23 1940-07-16 Bell Telephone Labor Inc Radio receiver
US2208953A (en) * 1939-07-12 1940-07-23 American Telephone & Telegraph Noise reducing receiving system
US2344697A (en) * 1942-04-17 1944-03-21 Rca Corp Noise reduction system

Also Published As

Publication number Publication date
US2422976A (en) 1947-06-24
NL75416C (enrdf_load_stackoverflow)

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